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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:20 pm CST Jan 27, 2026
Forecast Valid: 3pm CST Jan 27, 2026-6pm CST Feb 2, 2026

...LOW WATER ADVISORY IN EFFECT UNTIL 6 PM CST THURSDAY...

This Afternoon

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Mostly cloudy during the early evening, then gradual clearing. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Thursday Night

SSE wind 5 to 10 kt becoming NNW 10 to 15 kt after midnight. A slight chance of showers before midnight. Seas 1 ft or less.

Friday

N wind 15 to 20 kt. Partly sunny. Seas around 1 ft.

Friday Night

N wind 15 to 20 kt. Mostly clear. Seas around 1 ft.

Saturday

N wind 10 to 20 kt. Sunny. Seas around 1 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.